DogHouse(const DogHouse& dh) : p(dh.p), houseName("copy-constructed " + dh.houseName) { p->attach(); cout << "DogHouse copy-constructor: " << *this << endl; }
DogHouse& operator=(const DogHouse& dh) { // Check for self-assignment: if(&dh != this) { houseName = dh.houseName + " assigned"; // Clean up what you're using first: p->detach(); p = dh.p; // Like copy-constructor p->attach(); } cout << "DogHouse operator= : " << *this << endl; return *this; }